What word if pronounced right is wrong but if pronounced wrong is right?

I am a word. I become longer when the third letter is removed. What am I?

Find an English word that uses all of the following letters: PNLLEEEESSSSS

What is black when bought, red when used, and gray when you throw it away?

We see it once in a year, twice in a week, and never in a day. What is it?

I take what you receive and surrender it all by waving my flag. What am I?

I stand when I’m sitting, and jump when I’m walking. Who am I?

What starts with the letter t, ends with the letter t and is filled with t?

Which word, if pronounced right, is wrong, but if pronounced wrong is right?

What is it that when you take away the whole, you still have some left over?

I have a brother. However much we run, we do not reach each other. What am I?

Lighter than what I am made of, more of me is hidden than is seen. What am I?

Take one out and scratch my head, I am now black but once was red. What am I?

You use a knife to slice my head and weep beside me when I am dead. What am I?

I have skin, more eyes than one. I can be very nice when I am done. What am I?